You fix a mistake…
…and then make it again the next day.

Sound familiar?

You’re not alone — most learners repeat the same grammar mistakes every day.

In this guide, we’ll break down 10 common grammar mistakes and show you how to fix them — and stop repeating them.

🔍 Grammar Mistakes by Level

  • Beginner → basic grammar mistakes
  • Intermediate → sentence structure issues
  • Advanced → natural English & nuance

❌ 1. Wrong Verb Tense

❌ She go to work yesterday
✅ She went to work yesterday

👉 Beginner mistake
👉 Match verb tense with time

❌ 2. Missing Articles

❌ I bought car
✅ I bought a car

👉 Beginner mistake
👉 Articles (a, an, the) matter

❌ 3. Subject–Verb Agreement

❌ He go to school
✅ He goes to school

👉 Beginner mistake

❌ 4. “Your” vs “You’re”

❌ Your welcome
✅ You’re welcome

👉 Beginner mistake

❌ 5. Wrong Word Order

❌ I only eat sometimes pizza
✅ I only sometimes eat pizza

👉 Intermediate mistake

❌ 6. “I am agree”

❌ I am agree with you
✅ I agree with you

👉 Intermediate mistake

❌ 7. Preposition Mistakes

❌ Discuss about the problem
✅ Discuss the problem

👉 Intermediate mistake

❌ 8. Double Negatives

❌ I don’t know nothing
✅ I don’t know anything

👉 Intermediate mistake

❌ 9. Misplaced Modifiers

❌ I saw a dog walking down the street
✅ I saw a dog that was walking down the street

👉 Advanced mistake

❌ 10. Inversion Errors

❌ Not only he was late, but also rude
✅ Not only was he late, but he was also rude

👉 Advanced mistake

⚡ Why You Keep Making These Mistakes

You:

  • fix errors
  • forget them
  • repeat them

👉 Because you don’t practice them.

🚀 Turn Your Mistakes Into Personal Lessons

Most tools only fix your grammar.

GrammarMama goes further.

It:

  • tracks your mistakes
  • identifies patterns
  • creates exercises based on your errors

👉 So you practice exactly what you struggle with.

Personalized practice is available as part of the learning experience.

📈 How to Stop Repeating Grammar Mistakes

To improve:

  • review corrections
  • understand patterns
  • practice similar sentences

⭐ Try It Now

Paste your text and see which mistakes you make most often.

👉 Start improving today.